Answer:
Lewis and Clark's team mapped uncharted land, rivers, and mountains. They brought back journals filled with details about Native American tribes and scientific notes about plants and animals they'd never seen before. ... Many Americans did more than dream. The great westward expansion was about to begin.
Yes. They are complex civilizations/
The division of the Roman Empire into eastern and western halves was a crucial step in the formation of the "Byzantine Empire", since this Empire "grew" in many ways from the former.
Answer:1-lamb or bacon 2- i think it protects them
Explanation: hope this helped:))